package com.atguigu.springcloud.service.impl;

import com.atguigu.springcloud.StreamMQMain8801;
import com.atguigu.springcloud.service.IMessageService;
import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.messaging.Source;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.support.MessageBuilder;

import javax.annotation.Resource;
import java.util.UUID;


/**
 * @Auther: gali
 * @Date: 2022/7/19-07-19-14:52
 * @Description:
 */
@EnableBinding(Source.class) //定义消息的推送管道
public class IMessageServiceImpl implements IMessageService {
    /**
     * 消息发送管道/信道
     */
    @Resource
    private MessageChannel output;

    @Override
    public String send() {
        String serial= UUID.randomUUID().toString();
        output.send(MessageBuilder.withPayload(serial).build());
        System.out.println("*****serial: " + serial);
        return serial;

    }
}
